How many companies does Lei Jun, ceo of Xiaomi Company own?

As the CEO of Xiaomi Company, Lei Jun owns four listed companies, and it is not surprising that Zeng Baiyi became the ninth loser in China one day, because Lei Jun turned Xiaomi from a small company into a fortune 500 company, and his efforts were unimaginable. He turned Xiaomi Company from a low-end company imitating mobile phones into a big company now, and made the company bigger, involving a wider industrial chain, including artificial intelligence. There are all kinds of household appliances that can be designed. There is millet in Jony J's products. Xiaomi's mobile phone, Xiaomi's TV, Xiaomi's band and Xiaomi's small household appliances are all products that everyone likes. The products he makes are getting better and better, with more beautiful appearance and better quality. Therefore, he has four listed companies, and it is normal to increase10 billion a day.